Calculate data weights based on st. dev. within each spw.

Statwt Summary Plot

VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms

Plot of antenna-based weight vs. antenna or spectral window (before re-weight)

Plot of antenna-based weight vs. antenna or spectral window (after re-weight)

Statwt Summary

Summary of before/after-statwt antenna-based weights (Wi) for each antenna. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Antenna Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
ea01 1342 1342/1342 1342 ± 0 6.086 5.738/6.715 6.251 ± 0.6017
ea03 0 N/A 0 ± N/A 0 N/A 0 ± N/A
ea04 1342 1342/1342 1342 ± 0 5.85 5.35/6.461 5.979 ± 0.6336
ea06 1342 1342/1342 1342 ± 0 6.21 5.615/6.497 6.115 ± 0.5756
ea07 1342 1342/1342 1342 ± 0 6.233 5.602/6.458 6.182 ± 0.613
ea08 1342 1342/1342 1342 ± 0.000001805 6.058 5.865/6.805 6.324 ± 0.6099
ea09 1342 1342/1342 1342 ± 0 5.992 5.517/6.77 6.133 ± 0.6623
ea10 1342 1342/1342 1342 ± 0 6.107 5.648/6.843 6.237 ± 0.6225
ea11 1342 1342/1342 1342 ± 0 6.12 5.482/6.703 6.18 ± 0.6992
ea12 1342 1342/1342 1342 ± 0 6.283 5.682/6.761 6.328 ± 0.6732
ea13 1342 1342/1342 1342 ± 0 5.98 5.907/6.495 6.193 ± 0.507
ea14 1342 1342/1342 1342 ± 0 6.483 5.882/6.906 6.503 ± 0.6867
ea15 1342 1342/1342 1342 ± 0 5.775 5.207/6.129 5.718 ± 0.6313
ea16 1342 1342/1342 1342 ± 0 6.465 5.841/6.936 6.496 ± 0.7444
ea17 1342 1342/1342 1342 ± 0 6.647 6.053/7.414 6.717 ± 0.6982
ea18 1342 1342/1342 1342 ± 0 5.12 4.752/5.532 5.159 ± 0.5283
ea19 1342 1342/1342 1342 ± 0 6.477 5.928/7.139 6.543 ± 0.7151
ea20 1342 1342/1342 1342 ± 0 6.042 5.822/6.96 6.325 ± 0.6429
ea21 1342 1342/1342 1342 ± 0.000002915 6.105 5.658/6.674 6.224 ± 0.6217
ea22 1342 1342/1342 1342 ± 0 6.363 5.728/6.757 6.254 ± 0.6691
ea23 1342 1342/1342 1342 ± 0 6.177 5.802/6.847 6.401 ± 0.6903
ea24 1342 1342/1342 1342 ± 0 5.774 5.173/6.302 5.716 ± 0.5704
ea26 1342 1342/1342 1342 ± 0 6.324 5.871/7.069 6.418 ± 0.6664
ea27 1342 1342/1342 1342 ± 0 5.987 5.727/7.111 6.302 ± 0.7384
ea28 1342 1342/1342 1342 ± 0 6.083 5.855/7.035 6.458 ± 0.7162
Summary of before/after-statwt antenna-based weights (Wi) for each spectral window. The antenna-based weights are derived from the visibility WEIGHT column: WijWiWj.
Spw Selection statwt before statwt after
Median 1st/3rd Quartile Mean ± S.Dev. Median 1st/3rd Quartile Mean ± S.Dev.
2 1342 1342/1342 1342 ± 0.00002439 5.678 5.59/5.885 5.667 ± 0.2997
4 1342 1342/1342 1342 ± 0.00003007 5.41 5.172/5.588 5.303 ± 0.3935
5 1342 1342/1342 1342 ± 0.00002439 5.733 5.417/5.847 5.629 ± 0.3459
6 1342 1342/1342 1342 ± 0.00002439 5.644 5.425/5.775 5.583 ± 0.2851
7 1342 1342/1342 1342 ± 0.00002439 5.671 5.497/5.851 5.636 ± 0.2918
8 1342 1342/1342 1342 ± 0.00002439 5.603 5.43/5.838 5.57 ± 0.3211
9 1342 1342/1342 1342 ± 0.00002439 5.947 5.731/6.08 5.854 ± 0.331
10 1342 1342/1342 1342 ± 0.00002439 6.402 6.28/6.516 6.311 ± 0.3426
11 1342 1342/1342 1342 ± 0.00002439 6.587 6.444/6.807 6.55 ± 0.3516
12 1342 1342/1342 1342 ± 0.00002439 6.76 6.474/6.952 6.704 ± 0.3872
13 1342 1342/1342 1342 ± 0.00002439 7.185 6.953/7.47 7.172 ± 0.4132
14 1342 1342/1342 1342 ± 0.00002439 7.41 7.18/7.681 7.377 ± 0.4104
15 1342 1342/1342 1342 ± 0.00002439 7.13 6.863/7.398 7.065 ± 0.4027
16 1342 1342/1342 1342 ± 0.00002439 6.268 6.073/6.463 6.268 ± 0.3822
17 1342 1342/1342 1342 ± 0.00002452 6.158 5.99/6.359 6.159 ± 0.3331
statwtmode
VLASS-SE
vis
VLASS2.2.sb40493634.eb40941789.59520.06707907407_split_split.ms
datacolumn
residual_data
output_dir
 
overwrite_modelcol
False
Start time
2025-04-18 12:14:17.741
End
2025-04-18 13:01:24.896
Duration
0:47:07.155
Note, WebLog generation is not included in the time.

CASA logs for stage 8